1c5e268c6Sopenharmony_ci/*
2c5e268c6Sopenharmony_ci * Copyright (c) 2023 Huawei Device Co., Ltd.
3c5e268c6Sopenharmony_ci * Licensed under the Apache License, Version 2.0 (the "License");
4c5e268c6Sopenharmony_ci * you may not use this file except in compliance with the License.
5c5e268c6Sopenharmony_ci * You may obtain a copy of the License at
6c5e268c6Sopenharmony_ci *
7c5e268c6Sopenharmony_ci *     http://www.apache.org/licenses/LICENSE-2.0
8c5e268c6Sopenharmony_ci *
9c5e268c6Sopenharmony_ci * Unless required by applicable law or agreed to in writing, software
10c5e268c6Sopenharmony_ci * distributed under the License is distributed on an "AS IS" BASIS,
11c5e268c6Sopenharmony_ci * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12c5e268c6Sopenharmony_ci * See the License for the specific language governing permissions and
13c5e268c6Sopenharmony_ci * limitations under the License.
14c5e268c6Sopenharmony_ci */
15c5e268c6Sopenharmony_ci
16c5e268c6Sopenharmony_cipackage ohos.hdi.display.composer.v1_1;
17c5e268c6Sopenharmony_ci
18c5e268c6Sopenharmony_ci[callback] interface ISeamlessChangeCallback {
19c5e268c6Sopenharmony_ci    /**
20c5e268c6Sopenharmony_ci     * @brief the callback to be invoked when it's ready to change framerate
21c5e268c6Sopenharmony_ci     *
22c5e268c6Sopenharmony_ci     * @param devId Indicates the ID of the display device.
23c5e268c6Sopenharmony_ci     *
24c5e268c6Sopenharmony_ci     * @return Returns <b>0</b> if the operation is successful; returns an error code defined
25c5e268c6Sopenharmony_ci     * in {@link DispErrCode} otherwise.
26c5e268c6Sopenharmony_ci     * @since 4.1
27c5e268c6Sopenharmony_ci     * @version 1.1
28c5e268c6Sopenharmony_ci     */
29c5e268c6Sopenharmony_ci    OnSeamlessChange([in] unsigned int devId);
30c5e268c6Sopenharmony_ci}